Table 1.
Fly ash chemical composition.
| Chemical oxide | Percentages (%) |
|---|---|
| Al2O3 | 14.9 |
| SiO2 | 37.3 |
| Fe2O3 | 16.5 |
| CaO | 17.1 |
| MgO | 3.72 |
| P2O5 | 2.59 |
| SO3 | 2.56 |
| Na2O | 1.74 |
| K2O | 1.66 |
| TiO2 | 1.07 |
| Others | 0.69 |
| LOI | 0.17 |
| Blaine fineness (m2/Kg) | 385 |
| Specific gravity | 2.35 |
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